XML 128 R19.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Values of Financial Instruments Reconciliation of Beginning and Ending Balances of Level 3 Liabilities (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value $ 3,848,902,000 $ 2,921,037,000 $ 3,337,556,000 $ 2,530,496,000
Premiums Less Benefis Level 3 Liabilities 425,671,000 105,279,000 672,393,000 189,505,000
Change in unrealized losses (gains), net (527,521,000) (111,368,000) (262,897,000) 194,947,000
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value 3,747,052,000 2,914,948,000 3,747,052,000 2,914,948,000
Fair Value, Sensitivity, Increase in Discount Rate by 10 Percent [Member]
        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value, Sensitivity, Discount Rate Adjustment 100   100  
Fair Value Liability Measured on Recurring Basis, Fixed Index Annuities Embedded Derivative 240,700,000   240,700,000  
Deferred Policy Acquisition Costs and Deferred Sales Inducements, Adjustment Due to Change in Discount Rate, Combined Balance 147,200,000   147,200,000  
Fair Value, Sensitivity, Decrease in Discount Rate by 10 Percent [Member]
        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value, Sensitivity, Discount Rate Adjustment 100   100  
Fair Value Liability Measured on Recurring Basis, Fixed Index Annuities Embedded Derivative 267,500,000   267,500,000  
Deferred Policy Acquisition Costs and Deferred Sales Inducements, Adjustment Due to Change in Discount Rate, Combined Balance $ 161,100,000   $ 161,100,000